PMC:7796152 / 105-198 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T3","span":{"begin":3,"end":14},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ct\nObjectives: We examined the effect of loneliness and the role of two mediating factors, de"}